/*
 * QRCodeReaderViewController
 *
 * Copyright 2014-present Yannick Loriot.
 * http://yannickloriot.com
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *
 */

#import "ViewController.h"
#import "QRCodeReaderViewController.h"

@interface ViewController ()

@end

@implementation ViewController

- (IBAction)scanAction:(id)sender
{
    static QRCodeReaderViewController *reader = nil;
    static dispatch_once_t onceToken;
    
    dispatch_once(&onceToken, ^{
        reader                        = [QRCodeReaderViewController new];
        reader.modalPresentationStyle = UIModalPresentationFormSheet;
    });
    reader.delegate = self;
    
    [reader setCompletionWithBlock:^(NSString *resultAsString) {
        NSLog(@"Completion with result: %@", resultAsString);
    }];
    
    [self presentViewController:reader animated:YES completion:NULL];
}

#pragma mark - QRCodeReader Delegate Methods

- (void)reader:(QRCodeReaderViewController *)reader didScanResult:(NSString *)result
{
    [self dismissViewControllerAnimated:YES completion:^{
        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"QRCodeReader" message:result delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil];
        [alert show];
    }];
}

- (void)readerDidCancel:(QRCodeReaderViewController *)reader
{
    [self dismissViewControllerAnimated:YES completion:NULL];
}

@end

// 版权属于原作者
// http://code4app.com (cn) http://code4app.net (en)
// 发布代码于最专业的源码分享网站: Code4App.com 
